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refactor: improve parameter storage

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Matthias
2025-11-02 13:36:17 +01:00
parent 4cabbe4d52
commit 231a145716
1 changed files with 7 additions and 25 deletions
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32
freqtrade/strategy/hyper.py
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@@ -35,6 +35,7 @@ class HyperStrategyMixin:
Initialize hyperoptable strategy mixin.
"""
self.config = config
self.__ft_hyper_params: AllSpaceParams = {}
params = self.load_params_from_file()
params = params.get("params", {})
@@ -49,13 +50,9 @@ class HyperStrategyMixin:
:param category:
:return:
"""
if category is None:
params = self.ft_buy_params + self.ft_sell_params + self.ft_protection_params
else:
params = self._ft_get_param_container(category)
for par in params:
yield par.name, par
for category in [c for c in self.__ft_hyper_params if category is None or c == category]:
for par in self.__ft_hyper_params[category].values():
yield par.name, par
def ft_load_params_from_file(self) -> None:
"""
@@ -96,13 +93,13 @@ class HyperStrategyMixin:
* Parameters defined in parameters objects (buy_params, sell_params, ...)
* Parameter defaults
"""
params = detect_all_parameters(self)
self.__ft_hyper_params = detect_all_parameters(self)
for space in params.keys():
for space in self.__ft_hyper_params.keys():
params_values = deep_merge_dicts(
self._ft_params_from_file.get(space, {}), getattr(self, f"{space}_params", {})
)
self._ft_load_params(params[space], params_values, space, hyperopt)
self._ft_load_params(self.__ft_hyper_params[space], params_values, space, hyperopt)
def load_params_from_file(self) -> dict:
filename_str = getattr(self, "__file__", "")
@@ -124,18 +121,6 @@ class HyperStrategyMixin:
return {}
def _ft_get_param_container(self, category: str) -> list[BaseParameter]:
"""
Get parameter container for category/space.
Creates the attribute if it does not exist yet.
:param category: category - usually 'buy', 'sell', 'protection',...
:return: list of parameters for category
"""
container_name = f"ft_{category}_params"
if not hasattr(self, container_name):
setattr(self, container_name, [])
return getattr(self, container_name)
def _ft_load_params(
self, params: SpaceParams, param_values: dict, space: str, hyperopt: bool = False
) -> None:
@@ -145,15 +130,12 @@ class HyperStrategyMixin:
"""
if not param_values:
logger.info(f"No params for {space} found, using default values.")
param_container: list[BaseParameter] = self._ft_get_param_container(space)
for param_name, param in params.items():
param.in_space = hyperopt and HyperoptTools.has_space(self.config, space)
if not param.category:
param.category = space
param_container.append(param)
if param_values and param_name in param_values:
if param.load:
param.value = param_values[param_name]